select *  from /test/collect where v_map[key] = 'map1'
/**
count(5)
**/
;

select *  from /test/collect where v_map = 'val2'
/**
count(1)
**/
;

select * from /test/collect where v_map['map1'] = 'val2'
/**
count(1)
**/
;

select * from /test/collect where v_list = 'list1'
/**
count(3)
**/
;

select * from /test/collect where v_set = 'set1'
/**
count(5)
**/
;